fix some JS to pass jscs

Gruntfile.js

 /* jshint node: true */
 
-module.exports = function(grunt) {
+module.exports = function (grunt) {
   "use strict";
 
   // Force use of Unix newlines

js/dropdown.js

@@ -85,7 +85,7 @@
 
     if (e.keyCode == 38 && index > 0)                 index--                        // up
     if (e.keyCode == 40 && index < $items.length - 1) index++                        // down
-    if (!~index)                                      index=0
+    if (!~index)                                      index = 0
 
     $items.eq(index).focus()
   }

js/modal.js

@@ -180,7 +180,7 @@
     } else if (!this.isShown && this.$backdrop) {
       this.$backdrop.removeClass('in')
 
-      $.support.transition && this.$element.hasClass('fade')?
+      $.support.transition && this.$element.hasClass('fade') ?
         this.$backdrop
           .one($.support.transition.end, callback)
           .emulateTransitionEnd(150) :

js/tests/unit/scrollspy.js

@@ -19,7 +19,7 @@ $(function () {
       test("should switch active class on scroll", function () {
         var sectionHTML = '<div id="masthead"></div>'
           , $section = $(sectionHTML).append('#qunit-fixture')
-          , topbarHTML ='<div class="topbar">'
+          , topbarHTML = '<div class="topbar">'
           + '<div class="topbar-inner">'
           + '<div class="container">'
           + '<h3><a href="#">Bootstrap</a></h3>'

js/tests/unit/tooltip.js

@@ -290,7 +290,7 @@ $(function () {
       test("should place tooltips inside the body", function () {
         var tooltip = $('<a href="#" rel="tooltip" title="Another tooltip"></a>')
           .appendTo('#qunit-fixture')
-          .tooltip({container:'body'})
+          .tooltip({container: 'body'})
           .tooltip('show')
         ok($("body > .tooltip").length, 'inside the body')
         ok(!$("#qunit-fixture > .tooltip").length, 'not found in parent')
@@ -301,7 +301,7 @@ $(function () {
         var container = $("<div />").appendTo("body")
             .css({position: "absolute", width: 200, height: 200, bottom: 0, left: 0})
           , tooltip = $("<a href='#' title='Very very very very very very very very long tooltip'>Hover me</a>")
-          .css({position: "absolute", top:0, left: 0})
+          .css({position: "absolute", top: 0, left: 0})
           .appendTo(container)
           .tooltip({placement: "top", animate: false})
           .tooltip("show")
@@ -347,7 +347,7 @@ $(function () {
               .tooltip('show')
           , tooltip = container.find(".tooltip")
 
-        ok( Math.round(target.offset().top + target[0].offsetHeight/2 - tooltip[0].offsetHeight/2) === Math.round(tooltip.offset().top) )
+        ok( Math.round(target.offset().top + (target[0].offsetHeight / 2) - (tooltip[0].offsetHeight / 2)) === Math.round(tooltip.offset().top) )
         target.tooltip('hide')
       })
 

js/tooltip.js

@@ -133,7 +133,7 @@
   }
 
   Tooltip.prototype.show = function () {
-    var e = $.Event('show.bs.'+ this.type)
+    var e = $.Event('show.bs.' + this.type)
 
     if (this.hasContent() && this.enabled) {
       this.$element.trigger(e)